Finding the Fourth Proportional to 239,581,397, 330,622,328.40 and 129,573,110
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Solution
The fourth proportional to 239,581,397, 330,622,328.40 and 129,573,110 is: 178,810,892.09
Step by Step Solution
- Step 1: Write the proportion equation
239,581,397 : 330,622,328.40 = 129,573,110 : x - Step 2: Convert to fraction form
239,581,397/330,622,328.40 = 129,573,110/x - Step 3: Cross multiply
239,581,397x = 330,622,328.40 × 129,573,110 - Step 4: Simplify right side
239,581,397x = 42,839,763,326,229,320 - Step 5: Solve for x
x = 42,839,763,326,229,320/239,581,397 - Step 6: Final answer
x = 178,810,892.09
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.